In a swift resolution lasting just 159 days, Linfo IP, LLC’s patent infringement action against Mrs. Fields Gifting and Licensing, LLC concluded with a voluntary dismissal with prejudice in the Western District of Texas. Filed on February 14, 2024, and closed July 22, 2024, the case centered on U.S. Patent No. 9,092,428 — covering systems and methods for discovering and presenting information within text content. Plaintiff Linfo IP filed a notice of voluntary dismissal under Federal Rule of Civil Procedure 41(a)(1)(A)(i) on July 19, 2024, before the defendant had served any answer or motion for summary judgment, rendering the dismissal self-effectuating and requiring no judicial order.

The case carries notable strategic significance for IP professionals monitoring non-practicing entity (NPE) litigation patterns in the Western District of Texas, a perennially favored venue for patent assertion. The early voluntary dismissal with prejudice — where each party bears its own costs — signals either a pre-suit licensing resolution, a tactical retreat following claim viability assessment, or a negotiated exit. For in-house IP teams and R&D professionals operating in text analytics, content discovery, and information retrieval technology sectors, understanding the scope of the asserted patent and its litigation posture is essential for freedom-to-operate risk management.

Case Overview

The Parties

The Patent at Issue

U.S. Patent No. 9,092,428 (Application No. 13/709,827) covers systems, methods, and user interfaces for discovering and presenting information embedded within text content. In practical terms, the patent addresses how software can automatically identify, surface, and display relevant informational elements — such as links, contextual data, or enriched media — from within blocks of text on websites or digital platforms. Real-world applications include content recommendation engines, in-text advertising systems, dynamic content enrichment tools, and intelligent text parsing features commonly deployed on e-commerce or media websites.

• • US9092428B1

Legal Representation

Plaintiff Counsel: Ramey LLP (lead: William P. Ramey , III)
Defendant Counsel: DLA Piper US LLP (lead: John M. Guaragna)

Litigation Timeline & Procedural History

The case was filed on February 14, 2024, in the U.S. District Court for the Western District of Texas — a venue long favored by patent assertion entities due to its historically plaintiff-friendly procedures, experienced patent dockets, and administrative efficiency. Filing in a first-instance district court means the dispute was positioned for full merits adjudication, including claim construction, discovery, and potential jury trial, had it proceeded. The Western District of Texas remains one of the highest-volume patent litigation venues in the United States, making venue selection here a deliberate and strategically meaningful choice by Linfo IP’s counsel at Ramey LLP.

The case closed just 159 days after filing — a notably rapid conclusion — resolved not through trial, claim construction ruling, or summary judgment, but through a plaintiff-initiated voluntary dismissal with prejudice under FRCP 41(a)(1)(A)(i). This procedural mechanism was available because Mrs. Fields Gifting, represented by DLA Piper US LLP, had not yet filed an answer or motion for summary judgment at the time of dismissal. The self-effectuating nature of the dismissal meant no court order was required to close the case, and the court’s July 22, 2024 order merely memorialized the closure, denied all pending motions as moot, and confirmed each party would bear its own costs and attorney fees.

The Verdict & Legal Analysis

Outcome

The action was terminated by Plaintiff Linfo IP, LLC’s voluntary dismissal with prejudice filed July 19, 2024, pursuant to Federal Rule of Civil Procedure 41(a)(1)(A)(i). No damages were awarded, no injunctive relief was granted, and no merits determination was reached on the infringement claims or the validity of U.S. Patent No. 9,092,428. Each party was ordered to bear its own costs, expenses, and attorney fees, and all pending motions were denied as moot.

Verdict Cause Analysis

The dismissal with prejudice under FRCP 41(a)(1)(A)(i) reflects several key procedural and strategic realities of this case

• Dismissal with prejudice under FRCP 41(a)(1)(A)(i) is self-effectuating when filed before the opposing party serves an answer or motion for summary judgment, requiring no affirmative court action to terminate the litigation.
• The ‘with prejudice’ designation bars Linfo IP from re-filing the same infringement claims against Mrs. Fields Gifting based on U.S. Patent No. 9,092,428, representing a permanent relinquishment of those specific claims.
• The mutual cost-bearing arrangement — where neither party recovers attorney fees — is consistent with a negotiated resolution or strategic withdrawal, and forecloses any fee-shifting motion under 35 U.S.C. § 285 for exceptional case findings.
• The absence of any answer or dispositive motion by Mrs. Fields Gifting at the time of dismissal suggests the case resolved or collapsed at a very early procedural stage, prior to substantive engagement on claim construction or infringement contentions.

Legal Significance

1. 1. The voluntary dismissal with prejudice carries res judicata effect as to the specific claims asserted by Linfo IP against Mrs. Fields Gifting under U.S. Patent No. 9,092,428, though it creates no binding precedent on the patent’s validity or claim scope that would affect third-party defendants.
2. 2. The case adds to a pattern of NPE assertions in the Western District of Texas that resolve before claim construction, suggesting that early case management and pre-answer settlement leverage remain critical strategic inflection points in this venue.
3. 3. Because no substantive ruling on infringement, validity, or claim construction was issued, the patent US9092428B1 remains fully enforceable against other potential defendants, and Linfo IP retains the right to assert it in future actions against different parties.

Strategic Takeaways

For Patent Attorneys:

• When defending against PAE assertions in the Western District of Texas, early pre-answer engagement — including licensing discussions or IPR petitioning — can produce favorable resolutions before significant litigation costs accumulate, as demonstrated by this 159-day closure.
• Counsel should evaluate whether a plaintiff’s voluntary dismissal with prejudice creates any estoppel arguments useful in related litigations involving the same patent and overlapping accused products or features.
• Monitor Linfo IP’s filing patterns across other district courts; a voluntary dismissal in one action may signal a pivot to licensing negotiations or re-targeting of higher-value defendants asserting the same US9092428 patent.
• Practitioners should document the mutual cost-bearing agreement carefully, as it forecloses any post-dismissal fee-shifting motion under § 285 and limits appellate options for either party regarding litigation conduct.

For IP Professionals:

• In-house IP teams at e-commerce, media, and digital platform companies should audit their text content discovery and in-text information presentation features against the claims of US9092428B1, as the patent remains active and enforceable against new defendants.
• Track Linfo IP, LLC’s litigation portfolio through docket monitoring tools — a voluntary dismissal with prejudice against one target often precedes reassertion against other companies in the same technology sector.

For R&D Teams:

• Product teams building content enrichment, in-text recommendation, or dynamic information surfacing features should conduct a freedom-to-operate review against US9092428B1 before commercial deployment, given that the patent’s validity was never challenged in this proceeding.
• Engineering teams can explore design-around strategies by reviewing the prosecution history of Application No. 13/709,827 to identify claim scope limitations and develop text discovery architectures that fall outside the asserted claims.